package com.usian.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.usian.entity.Content;
import org.apache.ibatis.annotations.Select;
import org.apache.poi.ss.formula.functions.Count;

import java.util.List;

/**
 * @author 陈宇轩
 * @version 1.0
 * @date 2023/8/23 20:34
 */


public interface CountentMapper extends BaseMapper<Content> {
    @Select("SELECT COUNT(*)  FROM t_content")
    Integer findAllCountent();
}
